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YandexMusic.API/Models/Track/YTrackAlbumPair.cs

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+namespace YandexMusic.API.Models.Track
+{
+    public class YTrackAlbumPair : IEquatable<YTrackAlbumPair>
+    {
+        public string AlbumId { get; set; }
+        public string Id { get; set; }
+
+        public override string ToString()
+        {
+            return string.Join(":", new[] { Id, AlbumId }.Where(s => !string.IsNullOrEmpty(s)));
+        }
+
+        #region IEquatable
+
+        public bool Equals(YTrackAlbumPair other)
+        {
+            if (ReferenceEquals(null, other)) return false;
+            if (ReferenceEquals(this, other)) return true;
+            return string.Equals(Id, other.Id) && string.Equals(AlbumId, other.AlbumId);
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (ReferenceEquals(null, obj)) return false;
+            if (ReferenceEquals(this, obj)) return true;
+            if (obj.GetType() != GetType()) return false;
+            return Equals((YTrackAlbumPair)obj);
+        }
+
+        public override int GetHashCode()
+        {
+            unchecked
+            {
+                return ((Id != null ? Id.GetHashCode() : 0) * 397) ^ (AlbumId != null ? AlbumId.GetHashCode() : 0);
+            }
+        }
+
+        #endregion IEquatable
+    }
+}